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/*
* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_CONGESTION_CONTROLLER_RTP_TRANSPORT_FEEDBACK_ADAPTER_H_
#define MODULES_CONGESTION_CONTROLLER_RTP_TRANSPORT_FEEDBACK_ADAPTER_H_
#include <deque>
#include <vector>
#include "api/transport/network_types.h"
#include "modules/congestion_controller/rtp/send_time_history.h"
#include "rtc_base/critical_section.h"
#include "rtc_base/network/sent_packet.h"
#include "rtc_base/thread_annotations.h"
#include "rtc_base/thread_checker.h"
namespace webrtc {
class PacketFeedbackObserver;
struct RtpPacketSendInfo;
namespace rtcp {
class TransportFeedback;
} // namespace rtcp
class TransportFeedbackAdapter {
public:
TransportFeedbackAdapter();
virtual ~TransportFeedbackAdapter();
void RegisterPacketFeedbackObserver(PacketFeedbackObserver* observer);
void DeRegisterPacketFeedbackObserver(PacketFeedbackObserver* observer);
void AddPacket(const RtpPacketSendInfo& packet_info,
size_t overhead_bytes,
Timestamp creation_time);
absl::optional<SentPacket> ProcessSentPacket(
const rtc::SentPacket& sent_packet);
absl::optional<TransportPacketsFeedback> ProcessTransportFeedback(
const rtcp::TransportFeedback& feedback,
Timestamp feedback_time);
std::vector<PacketFeedback> GetTransportFeedbackVector() const;
void SetNetworkIds(uint16_t local_id, uint16_t remote_id);
DataSize GetOutstandingData() const;
private:
void OnTransportFeedback(const rtcp::TransportFeedback& feedback);
std::vector<PacketFeedback> GetPacketFeedbackVector(
const rtcp::TransportFeedback& feedback,
Timestamp feedback_time);
const bool allow_duplicates_;
rtc::CriticalSection lock_;
SendTimeHistory send_time_history_ RTC_GUARDED_BY(&lock_);
int64_t current_offset_ms_;
int64_t last_timestamp_us_;
std::vector<PacketFeedback> last_packet_feedback_vector_;
uint16_t local_net_id_ RTC_GUARDED_BY(&lock_);
uint16_t remote_net_id_ RTC_GUARDED_BY(&lock_);
rtc::CriticalSection observers_lock_;
std::vector<PacketFeedbackObserver*> observers_
RTC_GUARDED_BY(&observers_lock_);
};
} // namespace webrtc
#endif // MODULES_CONGESTION_CONTROLLER_RTP_TRANSPORT_FEEDBACK_ADAPTER_H_